Mielenko was formerly part of the German Empire. In the German Empire, the place was called Kleinmöllen.
The place is now called Mielenko and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Klein-Möllen, Adlig | German Empire | Köslin | 1914 |
| Klein-Möllen, Amt | German Empire | Köslin | 1914 |
| Kleinmöllen | German Empire | Köslin | 1939 |
| Mielenko | Under Polish administration | Koszalin | 1945 |
| Mielenko | Poland | Koszalin | 1992 |